1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/graphics/windowing/windowserver/profiler/ProfilerKeys.cpp	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,149 @@
     1.4 +// Copyright (c) 2000-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5 +// All rights reserved.
     1.6 +// This component and the accompanying materials are made available
     1.7 +// under the terms of "Eclipse Public License v1.0"
     1.8 +// which accompanies this distribution, and is available
     1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.10 +//
    1.11 +// Initial Contributors:
    1.12 +// Nokia Corporation - initial contribution.
    1.13 +//
    1.14 +// Contributors:
    1.15 +//
    1.16 +// Description:
    1.17 +// HotKey user interface to the PC-sampling Profiler engine in E32utils
    1.18 +// 
    1.19 +//
    1.20 +
    1.21 +#include <e32base.h>
    1.22 +#include <w32std.h>
    1.23 +#include <profiler.h>
    1.24 +
    1.25 +class CKeys : public CActive, private MProfilerController
    1.26 +	{
    1.27 +	class THotKey
    1.28 +		{
    1.29 +		enum {KAllModifiers = EModifierFunc|EModifierCtrl|EModifierShift};
    1.30 +	public:
    1.31 +		inline THotKey()
    1.32 +			:iCapture(-1)
    1.33 +			{}
    1.34 +		inline void CaptureL(RWindowGroup& aWg, TUint aKey)
    1.35 +			{iCapture=User::LeaveIfError(aWg.CaptureKey(aKey,KAllModifiers,KAllModifiers));}
    1.36 +		inline void Release(RWindowGroup& aWg)
    1.37 +			{if (iCapture != -1) aWg.CancelCaptureKey(iCapture);}
    1.38 +	private:
    1.39 +		TInt32 iCapture;
    1.40 +		};
    1.41 +public:
    1.42 +	IMPORT_C static MProfilerController* NewL(TInt aPriority, MProfilerEngine& aEngine);
    1.43 +private:
    1.44 +	CKeys(TInt aPriority, MProfilerEngine& aEngine);
    1.45 +	void ConstructL();
    1.46 +	~CKeys();
    1.47 +	void Release();
    1.48 +//
    1.49 +	void Queue();
    1.50 +//
    1.51 +	void RunL();
    1.52 +	void DoCancel();
    1.53 +//
    1.54 +private:
    1.55 +	RWsSession iWs;
    1.56 +	RWindowGroup iWg;
    1.57 +	THotKey iStartKey;
    1.58 +	THotKey iStopKey;
    1.59 +	THotKey iCloseKey;
    1.60 +	THotKey iUnloadKey;
    1.61 +	THotKey iTestKey;
    1.62 +	};
    1.63 +
    1.64 +
    1.65 +
    1.66 +
    1.67 +EXPORT_C MProfilerController* CKeys::NewL(TInt aPriority, MProfilerEngine& aEngine)
    1.68 +	{
    1.69 +	CKeys* self = new(ELeave) CKeys(aPriority, aEngine);
    1.70 +	CleanupStack::PushL(self);
    1.71 +	self->ConstructL();
    1.72 +	CleanupStack::Pop();
    1.73 +	return self;
    1.74 +	}
    1.75 +
    1.76 +CKeys::CKeys(TInt aPriority, MProfilerEngine& aEngine)
    1.77 +	:CActive(aPriority), MProfilerController(aEngine)
    1.78 +	{
    1.79 +	CActiveScheduler::Add(this);
    1.80 +	}
    1.81 +
    1.82 +void CKeys::ConstructL()
    1.83 +	{
    1.84 +	User::LeaveIfError(iWs.Connect());
    1.85 +	iWg = iWs;
    1.86 +	User::LeaveIfError(iWg.Construct(0,EFalse));
    1.87 +	iWg.AutoForeground(EFalse);
    1.88 +	iStartKey.CaptureL(iWg, '1');
    1.89 +	iStopKey.CaptureL(iWg, '2');
    1.90 +	iCloseKey.CaptureL(iWg, '3');
    1.91 +	iUnloadKey.CaptureL(iWg, '4');
    1.92 +	iTestKey.CaptureL(iWg, '0');
    1.93 +	Queue();
    1.94 +	}
    1.95 +
    1.96 +CKeys::~CKeys()
    1.97 +	{
    1.98 +	Cancel();
    1.99 +	iStartKey.Release(iWg);
   1.100 +	iStopKey.Release(iWg);
   1.101 +	iCloseKey.Release(iWg);
   1.102 +	iUnloadKey.Release(iWg);
   1.103 +	iTestKey.Release(iWg);
   1.104 +	iWg.Close();
   1.105 +	iWs.Close();
   1.106 +	}
   1.107 +
   1.108 +void CKeys::Release()
   1.109 +	{
   1.110 +	delete this;
   1.111 +	}
   1.112 +
   1.113 +void CKeys::Queue()
   1.114 +	{
   1.115 +	iWs.EventReady(&iStatus);
   1.116 +	SetActive();
   1.117 +	}
   1.118 +
   1.119 +void CKeys::RunL()
   1.120 +	{
   1.121 +	TWsEvent ev;
   1.122 +	iWs.GetEvent(ev);
   1.123 +	if (ev.Type() == EEventKey)
   1.124 +		{
   1.125 +		switch (ev.Key()->iCode)
   1.126 +			{
   1.127 +		case '0':
   1.128 +			{
   1.129 +			_LIT(KTestPrint,"Profiler is ");
   1.130 +			static const TText* const KStates[] = {_S("running"),_S("waiting"),_S("loaded"),_S("?")};
   1.131 +			TBuf<60> info(KTestPrint);
   1.132 +			info.Append(TPtrC(KStates[GetState()]));
   1.133 +			User::InfoPrint(info);
   1.134 +			}
   1.135 +			break;
   1.136 +		case '1':
   1.137 +		case '2':
   1.138 +		case '3':
   1.139 +		case '4':
   1.140 +			Control(Profiler::TState(ev.Key()->iCode - '1'));
   1.141 +			break;
   1.142 +			}
   1.143 +		}
   1.144 +	Queue();
   1.145 +	}
   1.146 +
   1.147 +void CKeys::DoCancel()
   1.148 +	{
   1.149 +	iWs.EventReadyCancel();
   1.150 +	}
   1.151 +
   1.152 +